give the right word according to the meaning

题目

give the right word according to the meaning
1.b() at the back of
2.r() a person who runs in a race
3.d() not the same
4.d() not easy
5.s() say in a loud voice
6.e() at any time
7.e() what you say or write to explain why you are done something wrong
8.a() say "yes" when someone has asked you to do something
9.u() always
10.f() from another country

答案

1.b(ehind) at the back of 2.r(acer) a person who runs in a race 3.d(ifferent) not the same 4.d(ifficult) not easy 5.s(hout) say in a loud voice 6.e(verytime) at any time 7.e(xcuse) what you say or wri...